I am really lucky to study these enormous leatherback sea turtles! This leatherback weighs almost 1000 pounds and has visited our beach for the past few years. We mark identify these endandered animals with metal tags that are placed on the rear flipper and we implant a small microchip in their shoulder muscles. We have Identified more than 540 individual turtles that make up the nesting population at Juno Beach, Florida.